/*
 *  Copyright 2006-2015 Julien Dufour
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.trazere.core.lang;

import com.trazere.core.functional.Predicate;

/**
 * The {@link ObjectPredicates} class provides various {@link Predicate predicates} related to {@link Object objects}.
 * 
 * @see Predicate
 * @see Object
 * @since 1.0
 */
public class ObjectPredicates {
	// TODO: move to LangPredicates ?
	/**
	 * Builds a predicate that test the membership of the given type.
	 * 
	 * @param <T> Type of the values.
	 * @param type Type to test against.
	 * @return The built predicate.
	 * @since 1.0
	 */
	public static <T> Predicate<T> isInstanceOf(final Class<? extends T> type) {
		assert null != type;
		
		return object -> null != object && type.isInstance(object);
	}
	
	private ObjectPredicates() {
		// Prevents instantiation.
	}
}
